+++ /dev/null
-/*
- * This file is part of the PulseView project.
- *
- * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-extern "C" {
-#include <libsigrokdecode/libsigrokdecode.h>
-}
-
-#include <mutex>
-
-#include <extdef.h>
-
-#include <tuple>
-
-#include <boost/functional/hash.hpp>
-
-#include <QAction>
-#include <QApplication>
-#include <QComboBox>
-#include <QFormLayout>
-#include <QLabel>
-#include <QMenu>
-#include <QPushButton>
-#include <QToolTip>
-
-#include "decodetrace.hpp"
-
-#include <pv/globalsettings.hpp>
-#include <pv/data/decode/annotation.hpp>
-#include <pv/data/decode/decoder.hpp>
-#include <pv/data/decoderstack.hpp>
-#include <pv/data/logic.hpp>
-#include <pv/data/logicsegment.hpp>
-#include <pv/session.hpp>
-#include <pv/strnatcmp.hpp>
-#include <pv/view/view.hpp>
-#include <pv/view/viewport.hpp>
-#include <pv/widgets/decodergroupbox.hpp>
-#include <pv/widgets/decodermenu.hpp>
-
-using std::all_of;
-using std::list;
-using std::make_pair;
-using std::max;
-using std::make_pair;
-using std::map;
-using std::min;
-using std::out_of_range;
-using std::pair;
-using std::shared_ptr;
-using std::make_shared;
-using std::tie;
-using std::unordered_set;
-using std::vector;
-
-namespace pv {
-namespace views {
-namespace TraceView {
-
-const QColor DecodeTrace::DecodeColours[4] = {
- QColor(0xEF, 0x29, 0x29), // Red
- QColor(0xFC, 0xE9, 0x4F), // Yellow
- QColor(0x8A, 0xE2, 0x34), // Green
- QColor(0x72, 0x9F, 0xCF) // Blue
-};
-
-const QColor DecodeTrace::ErrorBgColour = QColor(0xEF, 0x29, 0x29);
-const QColor DecodeTrace::NoDecodeColour = QColor(0x88, 0x8A, 0x85);
-
-const int DecodeTrace::ArrowSize = 4;
-const double DecodeTrace::EndCapWidth = 5;
-const int DecodeTrace::RowTitleMargin = 10;
-const int DecodeTrace::DrawPadding = 100;
-
-const QColor DecodeTrace::Colours[16] = {
- QColor(0xEF, 0x29, 0x29),
- QColor(0xF6, 0x6A, 0x32),
- QColor(0xFC, 0xAE, 0x3E),
- QColor(0xFB, 0xCA, 0x47),
- QColor(0xFC, 0xE9, 0x4F),
- QColor(0xCD, 0xF0, 0x40),
- QColor(0x8A, 0xE2, 0x34),
- QColor(0x4E, 0xDC, 0x44),
- QColor(0x55, 0xD7, 0x95),
- QColor(0x64, 0xD1, 0xD2),
- QColor(0x72, 0x9F, 0xCF),
- QColor(0xD4, 0x76, 0xC4),
- QColor(0x9D, 0x79, 0xB9),
- QColor(0xAD, 0x7F, 0xA8),
- QColor(0xC2, 0x62, 0x9B),
- QColor(0xD7, 0x47, 0x6F)
-};
-
-const QColor DecodeTrace::OutlineColours[16] = {
- QColor(0x77, 0x14, 0x14),
- QColor(0x7B, 0x35, 0x19),
- QColor(0x7E, 0x57, 0x1F),
- QColor(0x7D, 0x65, 0x23),
- QColor(0x7E, 0x74, 0x27),
- QColor(0x66, 0x78, 0x20),
- QColor(0x45, 0x71, 0x1A),
- QColor(0x27, 0x6E, 0x22),
- QColor(0x2A, 0x6B, 0x4A),
- QColor(0x32, 0x68, 0x69),
- QColor(0x39, 0x4F, 0x67),
- QColor(0x6A, 0x3B, 0x62),
- QColor(0x4E, 0x3C, 0x5C),
- QColor(0x56, 0x3F, 0x54),
- QColor(0x61, 0x31, 0x4D),
- QColor(0x6B, 0x23, 0x37)
-};
-
-DecodeTrace::DecodeTrace(pv::Session &session,
- shared_ptr<data::SignalBase> signalbase, int index) :
- Trace(signalbase),
- session_(session),
- row_height_(0),
- max_visible_rows_(0),
- delete_mapper_(this),
- show_hide_mapper_(this)
-{
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- // Determine shortest string we want to see displayed in full
- QFontMetrics m(QApplication::font());
- min_useful_label_width_ = m.width("XX"); // e.g. two hex characters
-
- base_->set_name(QString::fromUtf8(decoder_stack->stack().front()->decoder()->name));
- base_->set_colour(DecodeColours[index % countof(DecodeColours)]);
-
- connect(decoder_stack.get(), SIGNAL(new_decode_data()),
- this, SLOT(on_new_decode_data()));
- connect(&delete_mapper_, SIGNAL(mapped(int)),
- this, SLOT(on_delete_decoder(int)));
- connect(&show_hide_mapper_, SIGNAL(mapped(int)),
- this, SLOT(on_show_hide_decoder(int)));
-}
-
-bool DecodeTrace::enabled() const
-{
- return true;
-}
-
-shared_ptr<data::SignalBase> DecodeTrace::base() const
-{
- return base_;
-}
-
-pair<int, int> DecodeTrace::v_extents() const
-{
- const int row_height = (ViewItemPaintParams::text_height() * 6) / 4;
-
- // Make an empty decode trace appear symmetrical
- const int row_count = max(1, max_visible_rows_);
-
- return make_pair(-row_height, row_height * row_count);
-}
-
-void DecodeTrace::paint_back(QPainter &p, ViewItemPaintParams &pp)
-{
- Trace::paint_back(p, pp);
- paint_axis(p, pp, get_visual_y());
-}
-
-void DecodeTrace::paint_mid(QPainter &p, ViewItemPaintParams &pp)
-{
- using namespace pv::data::decode;
-
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- const int text_height = ViewItemPaintParams::text_height();
- row_height_ = (text_height * 6) / 4;
- const int annotation_height = (text_height * 5) / 4;
-
- assert(decoder_stack);
- const QString err = decoder_stack->error_message();
- if (!err.isEmpty()) {
- draw_unresolved_period(
- p, annotation_height, pp.left(), pp.right());
- draw_error(p, err, pp);
- return;
- }
-
- // Set default pen to allow for text width calculation
- p.setPen(Qt::black);
-
- // Iterate through the rows
- int y = get_visual_y();
- pair<uint64_t, uint64_t> sample_range = get_sample_range(
- pp.left(), pp.right());
-
- const vector<Row> rows(decoder_stack->get_visible_rows());
-
- visible_rows_.clear();
- for (const Row& row : rows) {
- // Cache the row title widths
- int row_title_width;
- try {
- row_title_width = row_title_widths_.at(row);
- } catch (out_of_range) {
- const int w = p.boundingRect(QRectF(), 0, row.title()).width() +
- RowTitleMargin;
- row_title_widths_[row] = w;
- row_title_width = w;
- }
-
- // Determine the row's color
- size_t base_colour = 0x13579BDF;
- boost::hash_combine(base_colour, this);
- boost::hash_combine(base_colour, row.decoder());
- boost::hash_combine(base_colour, row.row());
- base_colour >>= 16;
-
- vector<Annotation> annotations;
- decoder_stack->get_annotation_subset(annotations, row,
- sample_range.first, sample_range.second);
- if (!annotations.empty()) {
- draw_annotations(annotations, p, annotation_height, pp, y,
- base_colour, row_title_width);
-
- y += row_height_;
-
- visible_rows_.push_back(row);
- }
- }
-
- // Draw the hatching
- draw_unresolved_period(p, annotation_height, pp.left(), pp.right());
-
- if ((int)visible_rows_.size() > max_visible_rows_)
- owner_->extents_changed(false, true);
-
- // Update the maximum row count if needed
- max_visible_rows_ = max(max_visible_rows_, (int)visible_rows_.size());
-}
-
-void DecodeTrace::paint_fore(QPainter &p, ViewItemPaintParams &pp)
-{
- using namespace pv::data::decode;
-
- assert(row_height_);
-
- for (size_t i = 0; i < visible_rows_.size(); i++) {
- const int y = i * row_height_ + get_visual_y();
-
- p.setPen(QPen(Qt::NoPen));
- p.setBrush(QApplication::palette().brush(QPalette::WindowText));
-
- if (i != 0) {
- const QPointF points[] = {
- QPointF(pp.left(), y - ArrowSize),
- QPointF(pp.left() + ArrowSize, y),
- QPointF(pp.left(), y + ArrowSize)
- };
- p.drawPolygon(points, countof(points));
- }
-
- const QRect r(pp.left() + ArrowSize * 2, y - row_height_ / 2,
- pp.right() - pp.left(), row_height_);
- const QString h(visible_rows_[i].title());
- const int f = Qt::AlignLeft | Qt::AlignVCenter |
- Qt::TextDontClip;
-
- // Draw the outline
- p.setPen(QApplication::palette().color(QPalette::Base));
- for (int dx = -1; dx <= 1; dx++)
- for (int dy = -1; dy <= 1; dy++)
- if (dx != 0 && dy != 0)
- p.drawText(r.translated(dx, dy), f, h);
-
- // Draw the text
- p.setPen(QApplication::palette().color(QPalette::WindowText));
- p.drawText(r, f, h);
- }
-}
-
-void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form)
-{
- using pv::data::decode::Decoder;
-
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- assert(form);
- assert(parent);
- assert(decoder_stack);
-
- // Add the standard options
- Trace::populate_popup_form(parent, form);
-
- // Add the decoder options
- bindings_.clear();
- channel_selectors_.clear();
- decoder_forms_.clear();
-
- const list< shared_ptr<Decoder> >& stack = decoder_stack->stack();
-
- if (stack.empty()) {
- QLabel *const l = new QLabel(
- tr("<p><i>No decoders in the stack</i></p>"));
- l->setAlignment(Qt::AlignCenter);
- form->addRow(l);
- } else {
- auto iter = stack.cbegin();
- for (int i = 0; i < (int)stack.size(); i++, iter++) {
- shared_ptr<Decoder> dec(*iter);
- create_decoder_form(i, dec, parent, form);
- }
-
- form->addRow(new QLabel(
- tr("<i>* Required channels</i>"), parent));
- }
-
- // Add stacking button
- pv::widgets::DecoderMenu *const decoder_menu =
- new pv::widgets::DecoderMenu(parent);
- connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
- this, SLOT(on_stack_decoder(srd_decoder*)));
-
- QPushButton *const stack_button =
- new QPushButton(tr("Stack Decoder"), parent);
- stack_button->setMenu(decoder_menu);
- stack_button->setToolTip(tr("Stack a higher-level decoder on top of this one"));
-
- QHBoxLayout *stack_button_box = new QHBoxLayout;
- stack_button_box->addWidget(stack_button, 0, Qt::AlignRight);
- form->addRow(stack_button_box);
-}
-
-QMenu* DecodeTrace::create_context_menu(QWidget *parent)
-{
- QMenu *const menu = Trace::create_context_menu(parent);
-
- menu->addSeparator();
-
- QAction *const del = new QAction(tr("Delete"), this);
- del->setShortcuts(QKeySequence::Delete);
- connect(del, SIGNAL(triggered()), this, SLOT(on_delete()));
- menu->addAction(del);
-
- return menu;
-}
-
-void DecodeTrace::draw_annotations(vector<pv::data::decode::Annotation> annotations,
- QPainter &p, int h, const ViewItemPaintParams &pp, int y,
- size_t base_colour, int row_title_width)
-{
- using namespace pv::data::decode;
-
- vector<Annotation> a_block;
- int p_end = INT_MIN;
-
- double samples_per_pixel, pixels_offset;
- tie(pixels_offset, samples_per_pixel) =
- get_pixels_offset_samples_per_pixel();
-
- // Sort the annotations by start sample so that decoders
- // can't confuse us by creating annotations out of order
- stable_sort(annotations.begin(), annotations.end(),
- [](const Annotation &a, const Annotation &b) {
- return a.start_sample() < b.start_sample(); });
-
- // Gather all annotations that form a visual "block" and draw them as such
- for (const Annotation &a : annotations) {
-
- const int a_start = a.start_sample() / samples_per_pixel - pixels_offset;
- const int a_end = a.end_sample() / samples_per_pixel - pixels_offset;
- const int a_width = a_end - a_start;
-
- const int delta = a_end - p_end;
-
- bool a_is_separate = false;
-
- // Annotation wider than the threshold for a useful label width?
- if (a_width >= min_useful_label_width_) {
- for (const QString &ann_text : a.annotations()) {
- const int w = p.boundingRect(QRectF(), 0, ann_text).width();
- // Annotation wide enough to fit a label? Don't put it in a block then
- if (w <= a_width) {
- a_is_separate = true;
- break;
- }
- }
- }
-
- // Were the previous and this annotation more than a pixel apart?
- if ((abs(delta) > 1) || a_is_separate) {
- // Block was broken, draw annotations that form the current block
- if (a_block.size() == 1) {
- draw_annotation(a_block.front(), p, h, pp, y, base_colour,
- row_title_width);
- }
- else
- draw_annotation_block(a_block, p, h, y, base_colour);
-
- a_block.clear();
- }
-
- if (a_is_separate) {
- draw_annotation(a, p, h, pp, y, base_colour, row_title_width);
- // Next annotation must start a new block. delta will be > 1
- // because we set p_end to INT_MIN but that's okay since
- // a_block will be empty, so nothing will be drawn
- p_end = INT_MIN;
- } else {
- a_block.push_back(a);
- p_end = a_end;
- }
- }
-
- if (a_block.size() == 1)
- draw_annotation(a_block.front(), p, h, pp, y, base_colour,
- row_title_width);
- else
- draw_annotation_block(a_block, p, h, y, base_colour);
-}
-
-void DecodeTrace::draw_annotation(const pv::data::decode::Annotation &a,
- QPainter &p, int h, const ViewItemPaintParams &pp, int y,
- size_t base_colour, int row_title_width) const
-{
- double samples_per_pixel, pixels_offset;
- tie(pixels_offset, samples_per_pixel) =
- get_pixels_offset_samples_per_pixel();
-
- const double start = a.start_sample() / samples_per_pixel -
- pixels_offset;
- const double end = a.end_sample() / samples_per_pixel - pixels_offset;
-
- const size_t colour = (base_colour + a.format()) % countof(Colours);
- p.setPen(OutlineColours[colour]);
- p.setBrush(Colours[colour]);
-
- if (start > pp.right() + DrawPadding || end < pp.left() - DrawPadding)
- return;
-
- if (a.start_sample() == a.end_sample())
- draw_instant(a, p, h, start, y);
- else
- draw_range(a, p, h, start, end, y, pp, row_title_width);
-}
-
-void DecodeTrace::draw_annotation_block(
- vector<pv::data::decode::Annotation> annotations, QPainter &p, int h,
- int y, size_t base_colour) const
-{
- using namespace pv::data::decode;
-
- if (annotations.empty())
- return;
-
- double samples_per_pixel, pixels_offset;
- tie(pixels_offset, samples_per_pixel) =
- get_pixels_offset_samples_per_pixel();
-
- const double start = annotations.front().start_sample() /
- samples_per_pixel - pixels_offset;
- const double end = annotations.back().end_sample() /
- samples_per_pixel - pixels_offset;
-
- const double top = y + .5 - h / 2;
- const double bottom = y + .5 + h / 2;
-
- const size_t colour = (base_colour + annotations.front().format()) %
- countof(Colours);
-
- // Check if all annotations are of the same type (i.e. we can use one color)
- // or if we should use a neutral color (i.e. gray)
- const int format = annotations.front().format();
- const bool single_format = all_of(
- annotations.begin(), annotations.end(),
- [&](const Annotation &a) { return a.format() == format; });
-
- const QRectF rect(start, top, end - start, bottom - top);
- const int r = h / 4;
-
- p.setPen(QPen(Qt::NoPen));
- p.setBrush(Qt::white);
- p.drawRoundedRect(rect, r, r);
-
- p.setPen((single_format ? OutlineColours[colour] : Qt::gray));
- p.setBrush(QBrush((single_format ? Colours[colour] : Qt::gray),
- Qt::Dense4Pattern));
- p.drawRoundedRect(rect, r, r);
-}
-
-void DecodeTrace::draw_instant(const pv::data::decode::Annotation &a, QPainter &p,
- int h, double x, int y) const
-{
- const QString text = a.annotations().empty() ?
- QString() : a.annotations().back();
- const double w = min((double)p.boundingRect(QRectF(), 0, text).width(),
- 0.0) + h;
- const QRectF rect(x - w / 2, y - h / 2, w, h);
-
- p.drawRoundedRect(rect, h / 2, h / 2);
-
- p.setPen(Qt::black);
- p.drawText(rect, Qt::AlignCenter | Qt::AlignVCenter, text);
-}
-
-void DecodeTrace::draw_range(const pv::data::decode::Annotation &a, QPainter &p,
- int h, double start, double end, int y, const ViewItemPaintParams &pp,
- int row_title_width) const
-{
- const double top = y + .5 - h / 2;
- const double bottom = y + .5 + h / 2;
- const vector<QString> annotations = a.annotations();
-
- // If the two ends are within 1 pixel, draw a vertical line
- if (start + 1.0 > end) {
- p.drawLine(QPointF(start, top), QPointF(start, bottom));
- return;
- }
-
- const double cap_width = min((end - start) / 4, EndCapWidth);
-
- QPointF pts[] = {
- QPointF(start, y + .5f),
- QPointF(start + cap_width, top),
- QPointF(end - cap_width, top),
- QPointF(end, y + .5f),
- QPointF(end - cap_width, bottom),
- QPointF(start + cap_width, bottom)
- };
-
- p.drawConvexPolygon(pts, countof(pts));
-
- if (annotations.empty())
- return;
-
- const int ann_start = start + cap_width;
- const int ann_end = end - cap_width;
-
- const int real_start = max(ann_start, pp.left() + row_title_width);
- const int real_end = min(ann_end, pp.right());
- const int real_width = real_end - real_start;
-
- QRectF rect(real_start, y - h / 2, real_width, h);
- if (rect.width() <= 4)
- return;
-
- p.setPen(Qt::black);
-
- // Try to find an annotation that will fit
- QString best_annotation;
- int best_width = 0;
-
- for (const QString &a : annotations) {
- const int w = p.boundingRect(QRectF(), 0, a).width();
- if (w <= rect.width() && w > best_width)
- best_annotation = a, best_width = w;
- }
-
- if (best_annotation.isEmpty())
- best_annotation = annotations.back();
-
- // If not ellide the last in the list
- p.drawText(rect, Qt::AlignCenter, p.fontMetrics().elidedText(
- best_annotation, Qt::ElideRight, rect.width()));
-}
-
-void DecodeTrace::draw_error(QPainter &p, const QString &message,
- const ViewItemPaintParams &pp)
-{
- const int y = get_visual_y();
-
- p.setPen(ErrorBgColour.darker());
- p.setBrush(ErrorBgColour);
-
- const QRectF bounding_rect =
- QRectF(pp.width(), INT_MIN / 2 + y, pp.width(), INT_MAX);
- const QRectF text_rect = p.boundingRect(bounding_rect,
- Qt::AlignCenter, message);
- const float r = text_rect.height() / 4;
-
- p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r,
- Qt::AbsoluteSize);
-
- p.setPen(Qt::black);
- p.drawText(text_rect, message);
-}
-
-void DecodeTrace::draw_unresolved_period(QPainter &p, int h, int left,
- int right) const
-{
- using namespace pv::data;
- using pv::data::decode::Decoder;
-
- double samples_per_pixel, pixels_offset;
-
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- assert(decoder_stack);
-
- shared_ptr<Logic> data;
- shared_ptr<data::SignalBase> signalbase;
-
- const list< shared_ptr<Decoder> > &stack = decoder_stack->stack();
-
- // We get the logic data of the first channel in the list.
- // This works because we are currently assuming all
- // LogicSignals have the same data/segment
- for (const shared_ptr<Decoder> &dec : stack)
- if (dec && !dec->channels().empty() &&
- ((signalbase = (*dec->channels().begin()).second)) &&
- ((data = signalbase->logic_data())))
- break;
-
- if (!data || data->logic_segments().empty())
- return;
-
- const shared_ptr<LogicSegment> segment = data->logic_segments().front();
- assert(segment);
- const int64_t sample_count = (int64_t)segment->get_sample_count();
- if (sample_count == 0)
- return;
-
- const int64_t samples_decoded = decoder_stack->samples_decoded();
- if (sample_count == samples_decoded)
- return;
-
- const int y = get_visual_y();
-
- tie(pixels_offset, samples_per_pixel) =
- get_pixels_offset_samples_per_pixel();
-
- const double start = max(samples_decoded /
- samples_per_pixel - pixels_offset, left - 1.0);
- const double end = min(sample_count / samples_per_pixel -
- pixels_offset, right + 1.0);
- const QRectF no_decode_rect(start, y - (h / 2) + 0.5, end - start, h);
-
- p.setPen(QPen(Qt::NoPen));
- p.setBrush(Qt::white);
- p.drawRect(no_decode_rect);
-
- p.setPen(NoDecodeColour);
- p.setBrush(QBrush(NoDecodeColour, Qt::Dense6Pattern));
- p.drawRect(no_decode_rect);
-}
-
-pair<double, double> DecodeTrace::get_pixels_offset_samples_per_pixel() const
-{
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- assert(owner_);
- assert(decoder_stack);
-
- const View *view = owner_->view();
- assert(view);
-
- const double scale = view->scale();
- assert(scale > 0);
-
- const double pixels_offset =
- ((view->offset() - decoder_stack->start_time()) / scale).convert_to<double>();
-
- double samplerate = decoder_stack->samplerate();
-
- // Show sample rate as 1Hz when it is unknown
- if (samplerate == 0.0)
- samplerate = 1.0;
-
- return make_pair(pixels_offset, samplerate * scale);
-}
-
-pair<uint64_t, uint64_t> DecodeTrace::get_sample_range(
- int x_start, int x_end) const
-{
- double samples_per_pixel, pixels_offset;
- tie(pixels_offset, samples_per_pixel) =
- get_pixels_offset_samples_per_pixel();
-
- const uint64_t start = (uint64_t)max(
- (x_start + pixels_offset) * samples_per_pixel, 0.0);
- const uint64_t end = (uint64_t)max(
- (x_end + pixels_offset) * samples_per_pixel, 0.0);
-
- return make_pair(start, end);
-}
-
-int DecodeTrace::get_row_at_point(const QPoint &point)
-{
- if (!row_height_)
- return -1;
-
- const int y = (point.y() - get_visual_y() + row_height_ / 2);
-
- /* Integer divison of (x-1)/x would yield 0, so we check for this. */
- if (y < 0)
- return -1;
-
- const int row = y / row_height_;
-
- if (row >= (int)visible_rows_.size())
- return -1;
-
- return row;
-}
-
-const QString DecodeTrace::get_annotation_at_point(const QPoint &point)
-{
- using namespace pv::data::decode;
-
- if (!enabled())
- return QString();
-
- const pair<uint64_t, uint64_t> sample_range =
- get_sample_range(point.x(), point.x() + 1);
- const int row = get_row_at_point(point);
- if (row < 0)
- return QString();
-
- vector<pv::data::decode::Annotation> annotations;
-
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- assert(decoder_stack);
- decoder_stack->get_annotation_subset(annotations, visible_rows_[row],
- sample_range.first, sample_range.second);
-
- return (annotations.empty()) ?
- QString() : annotations[0].annotations().front();
-}
-
-void DecodeTrace::hover_point_changed()
-{
- assert(owner_);
-
- const View *const view = owner_->view();
- assert(view);
-
- QPoint hp = view->hover_point();
- QString ann = get_annotation_at_point(hp);
-
- assert(view);
-
- if (!row_height_ || ann.isEmpty()) {
- QToolTip::hideText();
- return;
- }
-
- const int hover_row = get_row_at_point(hp);
-
- QFontMetrics m(QToolTip::font());
- const QRect text_size = m.boundingRect(QRect(), 0, ann);
-
- // This is OS-specific and unfortunately we can't query it, so
- // use an approximation to at least try to minimize the error.
- const int padding = 8;
-
- // Make sure the tool tip doesn't overlap with the mouse cursor.
- // If it did, the tool tip would constantly hide and re-appear.
- // We also push it up by one row so that it appears above the
- // decode trace, not below.
- hp.setX(hp.x() - (text_size.width() / 2) - padding);
-
- hp.setY(get_visual_y() - (row_height_ / 2) +
- (hover_row * row_height_) -
- row_height_ - text_size.height() - padding);
-
- QToolTip::showText(view->viewport()->mapToGlobal(hp), ann);
-}
-
-void DecodeTrace::create_decoder_form(int index,
- shared_ptr<data::decode::Decoder> &dec, QWidget *parent,
- QFormLayout *form)
-{
- const GSList *l;
- GlobalSettings settings;
-
- assert(dec);
- const srd_decoder *const decoder = dec->decoder();
- assert(decoder);
-
- const bool decoder_deletable = index > 0;
-
- pv::widgets::DecoderGroupBox *const group =
- new pv::widgets::DecoderGroupBox(
- QString::fromUtf8(decoder->name),
- tr("%1:\n%2").arg(QString::fromUtf8(decoder->longname),
- QString::fromUtf8(decoder->desc)),
- nullptr, decoder_deletable);
- group->set_decoder_visible(dec->shown());
-
- if (decoder_deletable) {
- delete_mapper_.setMapping(group, index);
- connect(group, SIGNAL(delete_decoder()), &delete_mapper_, SLOT(map()));
- }
-
- show_hide_mapper_.setMapping(group, index);
- connect(group, SIGNAL(show_hide_decoder()),
- &show_hide_mapper_, SLOT(map()));
-
- QFormLayout *const decoder_form = new QFormLayout;
- group->add_layout(decoder_form);
-
- // Add the mandatory channels
- for (l = decoder->channels; l; l = l->next) {
- const struct srd_channel *const pdch =
- (struct srd_channel *)l->data;
-
- QComboBox *const combo = create_channel_selector(parent, dec, pdch);
- QComboBox *const combo_initial_pin = create_channel_selector_initial_pin(parent, dec, pdch);
-
- connect(combo, SIGNAL(currentIndexChanged(int)),
- this, SLOT(on_channel_selected(int)));
- connect(combo_initial_pin, SIGNAL(currentIndexChanged(int)),
- this, SLOT(on_initial_pin_selected(int)));
-
- QHBoxLayout *const hlayout = new QHBoxLayout;
- hlayout->addWidget(combo);
- hlayout->addWidget(combo_initial_pin);
-
- if (!settings.value(GlobalSettings::Key_Dec_InitialStateConfigurable).toBool())
- combo_initial_pin->hide();
-
- decoder_form->addRow(tr("<b>%1</b> (%2) *")
- .arg(QString::fromUtf8(pdch->name),
- QString::fromUtf8(pdch->desc)), hlayout);
-
- const ChannelSelector s = {combo, combo_initial_pin, dec, pdch};
- channel_selectors_.push_back(s);
- }
-
- // Add the optional channels
- for (l = decoder->opt_channels; l; l = l->next) {
- const struct srd_channel *const pdch =
- (struct srd_channel *)l->data;
-
- QComboBox *const combo = create_channel_selector(parent, dec, pdch);
- QComboBox *const combo_initial_pin = create_channel_selector_initial_pin(parent, dec, pdch);
-
- connect(combo, SIGNAL(currentIndexChanged(int)),
- this, SLOT(on_channel_selected(int)));
- connect(combo_initial_pin, SIGNAL(currentIndexChanged(int)),
- this, SLOT(on_initial_pin_selected(int)));
-
- QHBoxLayout *const hlayout = new QHBoxLayout;
- hlayout->addWidget(combo);
- hlayout->addWidget(combo_initial_pin);
-
- if (!settings.value(GlobalSettings::Key_Dec_InitialStateConfigurable).toBool())
- combo_initial_pin->hide();
-
- decoder_form->addRow(tr("<b>%1</b> (%2)")
- .arg(QString::fromUtf8(pdch->name),
- QString::fromUtf8(pdch->desc)), hlayout);
-
- const ChannelSelector s = {combo, combo_initial_pin, dec, pdch};
- channel_selectors_.push_back(s);
- }
-
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- // Add the options
- shared_ptr<binding::Decoder> binding(
- new binding::Decoder(decoder_stack, dec));
- binding->add_properties_to_form(decoder_form, true);
-
- bindings_.push_back(binding);
-
- form->addRow(group);
- decoder_forms_.push_back(group);
-}
-
-QComboBox* DecodeTrace::create_channel_selector(
- QWidget *parent, const shared_ptr<data::decode::Decoder> &dec,
- const srd_channel *const pdch)
-{
- assert(dec);
-
- const auto sigs(session_.signalbases());
-
- vector< shared_ptr<data::SignalBase> > sig_list(sigs.begin(), sigs.end());
- sort(sig_list.begin(), sig_list.end(),
- [](const shared_ptr<data::SignalBase> &a,
- const shared_ptr<data::SignalBase> &b) {
- return strnatcasecmp(a->name().toStdString(),
- b->name().toStdString()) < 0; });
-
- const auto channel_iter = dec->channels().find(pdch);
-
- QComboBox *selector = new QComboBox(parent);
-
- selector->addItem("-", qVariantFromValue((void*)nullptr));
-
- if (channel_iter == dec->channels().end())
- selector->setCurrentIndex(0);
-
- for (const shared_ptr<data::SignalBase> &b : sig_list) {
- assert(b);
- if (b->logic_data() && b->enabled()) {
- selector->addItem(b->name(),
- qVariantFromValue((void*)b.get()));
-
- if (channel_iter != dec->channels().end() &&
- (*channel_iter).second == b)
- selector->setCurrentIndex(
- selector->count() - 1);
- }
- }
-
- return selector;
-}
-
-QComboBox* DecodeTrace::create_channel_selector_initial_pin(QWidget *parent,
- const shared_ptr<data::decode::Decoder> &dec, const srd_channel *const pdch)
-{
- QComboBox *selector = new QComboBox(parent);
-
- selector->addItem("0", qVariantFromValue((int)SRD_INITIAL_PIN_LOW));
- selector->addItem("1", qVariantFromValue((int)SRD_INITIAL_PIN_HIGH));
- selector->addItem("X", qVariantFromValue((int)SRD_INITIAL_PIN_SAME_AS_SAMPLE0));
-
- // Default to index 2 (SRD_INITIAL_PIN_SAME_AS_SAMPLE0).
- const int idx = (!dec->initial_pins()) ? 2 : dec->initial_pins()->data[pdch->order];
- selector->setCurrentIndex(idx);
-
- selector->setToolTip("Initial (assumed) pin value before the first sample");
-
- return selector;
-}
-
-void DecodeTrace::commit_decoder_channels(shared_ptr<data::decode::Decoder> &dec)
-{
- assert(dec);
-
- map<const srd_channel*, shared_ptr<data::SignalBase> > channel_map;
-
- const unordered_set< shared_ptr<data::SignalBase> >
- sigs(session_.signalbases());
-
- GArray *const initial_pins = g_array_sized_new(FALSE, TRUE,
- sizeof(uint8_t), channel_selectors_.size());
- g_array_set_size(initial_pins, channel_selectors_.size());
-
- for (const ChannelSelector &s : channel_selectors_) {
- if (s.decoder_ != dec)
- break;
-
- const data::SignalBase *const selection =
- (data::SignalBase*)s.combo_->itemData(
- s.combo_->currentIndex()).value<void*>();
-
- for (shared_ptr<data::SignalBase> sig : sigs)
- if (sig.get() == selection) {
- channel_map[s.pdch_] = sig;
- break;
- }
-
- int selection_initial_pin = s.combo_initial_pin_->itemData(
- s.combo_initial_pin_->currentIndex()).value<int>();
-
- initial_pins->data[s.pdch_->order] = selection_initial_pin;
- }
-
- dec->set_channels(channel_map);
- dec->set_initial_pins(initial_pins);
-}
-
-void DecodeTrace::commit_channels()
-{
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- assert(decoder_stack);
- for (shared_ptr<data::decode::Decoder> dec : decoder_stack->stack())
- commit_decoder_channels(dec);
-
- decoder_stack->begin_decode();
-}
-
-void DecodeTrace::on_new_decode_data()
-{
- if (owner_)
- owner_->row_item_appearance_changed(false, true);
-}
-
-void DecodeTrace::delete_pressed()
-{
- on_delete();
-}
-
-void DecodeTrace::on_delete()
-{
- session_.remove_decode_signal(base_);
-}
-
-void DecodeTrace::on_channel_selected(int)
-{
- commit_channels();
-}
-
-void DecodeTrace::on_initial_pin_selected(int)
-{
- commit_channels();
-}
-
-void DecodeTrace::on_stack_decoder(srd_decoder *decoder)
-{
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- assert(decoder);
- assert(decoder_stack);
- decoder_stack->push(make_shared<data::decode::Decoder>(decoder));
- decoder_stack->begin_decode();
-
- create_popup_form();
-}
-
-void DecodeTrace::on_delete_decoder(int index)
-{
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- decoder_stack->remove(index);
-
- // Update the popup
- create_popup_form();
-
- decoder_stack->begin_decode();
-}
-
-void DecodeTrace::on_show_hide_decoder(int index)
-{
- using pv::data::decode::Decoder;
-
- shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();
-
- const list< shared_ptr<Decoder> > stack(decoder_stack->stack());
-
- // Find the decoder in the stack
- auto iter = stack.cbegin();
- for (int i = 0; i < index; i++, iter++)
- assert(iter != stack.end());
-
- shared_ptr<Decoder> dec = *iter;
- assert(dec);
-
- const bool show = !dec->shown();
- dec->show(show);
-
- assert(index < (int)decoder_forms_.size());
- decoder_forms_[index]->set_decoder_visible(show);
-
- if (owner_)
- owner_->row_item_appearance_changed(false, true);
-}
-
-} // namespace TraceView
-} // namespace views
-} // namespace pv